Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cubg.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 05:16:53 UTC · ↺ Refresh
MX Hostnames
- cubg-org.mail.protection.outlook.com
MX Priorities
- cubg-org.mail.protection.outlook.com: 10
A / AAAA Records
- 172.232.188.126 ↩ arcticfox.websupport.work
Mail Server IPs
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns23.worldnic.com namehost.worldnic.com 126030512 10800 3600 604800 3600
Primary NS (mname)
ns23.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126030512
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns24.worldnic.com
ns23.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:cubg-org.spf.smtp25.com mx a ip4:216.151.16.98 ip4:173.8.203.97 ip4:172.232.188.126 ip4:72.29.65.126 ip4:72.29.77.42 ip4:208.185.184.91 ip4:208.185.184.90 a:_spf.saleforce.com include:7858555.spf08.hubspotemail.net include:spf.cub97220.zixworks.com include:spf.protection.outlook.com include:mail.zendesk.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 9/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- duo_sso_verification=wKXMXQ3gKFvH65jz4LGkdX0XDLJ9D0OLXgIdYQjpaivhR7nQI51akhjdRRuGqH0X
- SPFv=spf1 include:cubg-org.spf.smtp25.com mx a ip4:216.151.16.98 ip4:173.8.203.97 ip4:172.232.188.126 ip4:72.29.65.126 ip4:72.29.77.42 ip4:208.185.184.91 ip4:208.185.184.90 a:_spf.saleforce.com include:7858555.spf08.hubspotemail.net include:spf.cub97220.zixworks.com include:spf.protection.outlook.com include:mail.zendesk.com include:_spf.psm.knowbe4.com ~all
- LrZT1Q0cPakNBATBOyKFpA==
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